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Start ShoppingBOYESEN 646 M/C Reed - High-Performance Intake System for Enhanced Motorcycle Power
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Description
Upgrade your motorcycle's performance with the BOYESEN 646 M/C Reed, engineered to optimize airflow and deliver enhanced power output for a smoother, more responsive ride.
Key Features
- Durable Construction: Made from high-quality materials to withstand extreme conditions and prolonged use.
- Precision Engineering: Optimized airflow dynamics for improved throttle response and fuel efficiency.
- Easy Installation: Designed for straightforward replacement without requiring major modifications.
- Compatibility: Specifically crafted for select motorcycle models to ensure seamless integration.
Why Choose This Product
Whether you're a rider seeking maximum performance or a mechanic looking for reliable components, the BOYESEN 646 M/C Reed offers a cost-effective solution to enhance engine efficiency. Its durable build ensures long-term reliability, while the precise airflow design delivers noticeable power gains. Perfect for both daily commuting and high-performance riding, this reed system provides a balance of power, efficiency, and ease of use.
SKU:
GM7619FC20
MPN:
646
UPC:
804429003440
Category:
Intake/Carb/Fuel System
Brand:
BOYESEN
Stock:
In Stock
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Upgrade your motorcycle's performance with the BOYESEN 646 M/C Reed, engineered to optimize airflow and deliver enhanced power output for a smoother, more responsive ride.
Key Features
- Durable Construction: Made from high-quality materials to withstand extreme conditions and prolonged use.
- Precision Engineering: Optimized airflow dynamics for improved throttle response and fuel efficiency.
- Easy Installation: Designed for straightforward replacement without requiring major modifications.
- Compatibility: Specifically crafted for select motorcycle models to ensure seamless integration.
Why Choose This Product
Whether you're a rider seeking maximum performance or a mechanic looking for reliable components, the BOYESEN 646 M/C Reed offers a cost-effective solution to enhance engine efficiency. Its durable build ensures long-term reliability, while the precise airflow design delivers noticeable power gains. Perfect for both daily commuting and high-performance riding, this reed system provides a balance of power, efficiency, and ease of use.| SKU | GM7619FC20 |
|---|---|
| MPN | 646 |
| UPC/GTIN | 804429003440 |
| Brand | BOYESEN |
| Category | Intake/Carb/Fuel System |
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Featured Review
| Make | Model | Years |
|---|---|---|
| Yamaha | YFS200 Blaster | 1986-2003 |
| Yamaha | BW200 Big Wheel | 1987-2006 |
| Yamaha | BW80 Big Wheel | 1983-2005 |
| Suzuki | LT125 | 1985-1987 |
| Suzuki | LT160 Quadrunner | 1985-1987 |
Frequently Asked Questions
Yes, the Boyesen 646 fits all 1986-2003 Yamaha YFS200 Blasters as direct OEM replacement.
No modifications required. Bolt-on installation using stock hardware.
646 has standard fiberglass reeds. 646A has Boyesen's RADICAl reed technology for more aggressive performance.
Typically 1-3 horsepower gains in mid-to-top range on stock engines. More with porting and exhaust.
Installation Guide
Difficulty
Easy
Est. Time
20 min
Tools Required
- 8mm socket
- 10mm socket
- Phillips screwdriver
- Torque wrench
Pro Tips
- Clean all mating surfaces thoroughly
- Torque screws to 5-7 ft-lbs
- Check reed petal gap (.020" typical)
Common Mistakes to Avoid
- Not cleaning mating surfaces
- Over-tightening reed cage screws
Comparison vs Stock/OEM
Fiberglass reinforced reeds vs stock carbon reeds
Improvements
- Faster reed response
- Better throttle crispness
- 30-50% longer reed petal life
- Improved mid-top power delivery
Considerations
- Slightly higher idle may be needed
- Low speed may feel softer
Durability & Warranty
Expected Lifespan
2-4 years typical recreational use, 1 season racing
Warranty
1 year manufacturer defect warranty
Maintenance
Inspect reeds every 50 hours, replace if edges chipped
What Others Are Saying
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